/* ============================================================
     序位数据 · Stripe/Linear 科技风重构版
     Fonts: Sora / Noto Sans SC / JetBrains Mono — SIL OFL 免费商用
     ============================================================ */
  :root{
    /* seed tokens (key design decisions) */
    --seed-bg:#F4FAF7;
    --seed-fg:#0C1B14;
    --seed-primary:#2E8C74;
    --seed-accent:#6EB8A6;
    --seed-surface:#FFFFFF;
    --seed-dark:#071410;
    --seed-radius:14px;
    --seed-type:1;

    /* derived */
    --bg-light:var(--seed-bg);
    --surface:var(--seed-surface);
    --ink:var(--seed-fg);
    --text-2:color-mix(in oklab, var(--seed-fg) 72%, var(--seed-bg));
    --text-3:color-mix(in oklab, var(--seed-fg) 56%, var(--seed-bg));
    --line:color-mix(in srgb, var(--seed-fg) 10%, var(--seed-bg));
    --line-soft:color-mix(in srgb, var(--seed-accent) 22%, var(--seed-bg));
    --mint:var(--seed-accent);
    --mint-deep:var(--seed-primary);
    --mint-bright:color-mix(in srgb, var(--seed-accent) 60%, #FFFFFF);
    --mint-glow:color-mix(in srgb, var(--seed-accent) 35%, transparent);
    --teal:#7EC8E0;
    --bg-dark:var(--seed-dark);
    --bg-dark-2:color-mix(in srgb, var(--seed-dark) 82%, var(--seed-accent));
    --dark-fg:#E9F7F0;
    --dark-fg-2:rgba(233,247,240,.62);
    --dark-fg-3:rgba(233,247,240,.42);
    --dark-line:rgba(233,247,240,.10);
    --grad-cta:linear-gradient(135deg, color-mix(in srgb, var(--seed-accent) 85%, #FFFFFF 15%), var(--seed-primary));
    --grad-text:linear-gradient(100deg, var(--mint-bright), var(--mint) 55%, var(--teal));
    --shadow-card:0 1px 2px color-mix(in srgb, var(--seed-fg) 5%, transparent), 0 16px 40px -12px color-mix(in srgb, var(--seed-fg) 13%, transparent);
    --shadow-lift:0 2px 4px color-mix(in srgb, var(--seed-fg) 6%, transparent), 0 30px 60px -16px color-mix(in srgb, var(--seed-fg) 19%, transparent);
    --shadow-glow:0 10px 40px -6px var(--mint-glow);

    --font:"Sora","Noto Sans SC","PingFang SC","Microsoft YaHei UI",system-ui,sans-serif;
    --font-zh:"Noto Sans SC","PingFang SC","Microsoft YaHei UI",sans-serif;
    --mono:"JetBrains Mono","SF Mono",Consolas,ui-monospace,monospace;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--bg-light);color:var(--ink);
    font-family:var(--font);font-weight:300;
    font-feature-settings:"ss01","tnum";
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
    overflow-x:hidden;
  }
  ::-webkit-scrollbar{width:9px}
  ::-webkit-scrollbar-track{background:var(--seed-dark)}
  ::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--seed-accent) 55%, var(--seed-dark));border-radius:99px}
  ::-webkit-scrollbar-thumb:hover{background:var(--mint)}
  ::selection{background:color-mix(in srgb, var(--seed-accent) 32%, transparent);color:var(--ink)}
  a{color:inherit;text-decoration:none}
  a:focus-visible,button:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px}

  /* ============ shared primitives ============ */
  .wrap{max-width:1200px;margin:0 auto;padding:0 5vw}
  .kicker{
    font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.24em;text-transform:uppercase;
    color:var(--mint-deep);display:inline-flex;align-items:center;gap:.9em;margin-bottom:2.6vh;
  }
  .kicker::before{content:"";width:26px;height:1px;background:var(--mint)}
  .dark .kicker{color:var(--mint-bright)}
  .h1{
    font-weight:300;font-size:calc(clamp(2.7rem,5.8vw,4.6rem)*var(--seed-type));
    line-height:1.06;letter-spacing:-.022em;
  }
  .h2{font-weight:300;font-size:calc(clamp(1.9rem,3.4vw,2.9rem)*var(--seed-type));line-height:1.12;letter-spacing:-.018em}
  .h3{font-weight:500;font-size:1.15rem;line-height:1.35;letter-spacing:-.01em}
  .lead{font-weight:300;font-size:clamp(1.02rem,1.5vw,1.22rem);line-height:1.7;color:var(--text-2)}
  .dark .lead{color:var(--dark-fg-2)}
  .body{font-size:16.5px;line-height:1.9;color:var(--text-2)}
  .grad-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
  .section{padding:13vh 0;position:relative}
  .section-head{display:grid;grid-template-columns:minmax(0,1fr) 42%;gap:3rem;align-items:end;margin-bottom:7vh}
  .section-head .lead{max-width:50ch}

  /* ============ dark chapter atmosphere ============ */
  .dark{background:var(--bg-dark);color:var(--dark-fg);position:relative;overflow:hidden}
  .dark::before{
    content:"";position:absolute;inset:-20%;pointer-events:none;opacity:.5;
    background:
      radial-gradient(560px 420px at 18% 8%, color-mix(in srgb, var(--seed-accent) 20%, transparent), transparent 65%),
      radial-gradient(640px 480px at 84% 22%, color-mix(in srgb, var(--teal) 12%, transparent), transparent 62%),
      radial-gradient(700px 500px at 50% 108%, color-mix(in srgb, var(--seed-primary) 16%, transparent), transparent 65%);
    animation:auroraDrift 26s ease-in-out infinite alternate;
  }
  .dark::after{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  }
  @keyframes auroraDrift{
    0%{transform:translate3d(0,0,0) scale(1)}
    50%{transform:translate3d(2.5%,-1.5%,0) scale(1.06)}
    100%{transform:translate3d(-2%,2%,0) scale(1.03)}
  }
  /* fine grid overlay for hero only */
  .hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;z-index:0;pointer-events:none;filter:saturate(1.05) contrast(1.02)}
  .video-veil{position:absolute;inset:0;z-index:0;pointer-events:none;
    background:linear-gradient(180deg, rgba(6,12,14,.78) 0%, rgba(6,12,14,.42) 34%, rgba(6,12,14,.30) 55%, rgba(6,12,14,.62) 100%)}
    .grid-overlay{
    position:absolute;inset:0;pointer-events:none;
    background-image:
      linear-gradient(color-mix(in srgb, var(--seed-accent) 6%, transparent) 1px, transparent 1px),
      linear-gradient(90deg, color-mix(in srgb, var(--seed-accent) 6%, transparent) 1px, transparent 1px);
    background-size:54px 54px;
    -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%, black 25%, transparent 78%);
    mask-image:radial-gradient(ellipse 90% 70% at 50% 0%, black 25%, transparent 78%);
  }

  /* faint glowing data link across hero (taiji-style, subtle) */
  .hero-link{position:absolute;left:0;right:0;bottom:5vh;height:140px;pointer-events:none;z-index:0}
  .hero-link svg{width:100%;height:100%;overflow:visible}
  .hero-link .hl-base{fill:none;stroke:rgba(200,236,226,.16);stroke-width:1;stroke-linecap:round;stroke-dasharray:2 7}
  .hero-link .hl-flow{fill:none;stroke:rgba(200,236,226,.42);stroke-width:1.4;stroke-linecap:round;stroke-dasharray:70 320;filter:drop-shadow(0 0 5px rgba(110,184,166,.55));animation:hlFlow 7.5s linear infinite}
  @keyframes hlFlow{to{stroke-dashoffset:-390}}
  @media(max-width:900px){.hero-link{bottom:2vh;height:90px;opacity:.6}}



  /* ============ Navigation (dark glass) ============ */
  header{
    position:fixed;top:0;left:0;width:100%;z-index:100;
    border-bottom:1px solid transparent;transition:background .35s ease,border-color .35s ease,backdrop-filter .35s ease;
  }
  header.scrolled{
    background:color-mix(in srgb, var(--seed-dark) 82%, transparent);
    -webkit-backdrop-filter:blur(16px) saturate(1.3);backdrop-filter:blur(16px) saturate(1.3);
    border-bottom-color:var(--dark-line);
  }
  .nav{display:flex;align-items:center;justify-content:space-between;height:74px}
  .brand{display:flex;align-items:center;gap:10px;font-weight:500;font-size:18px;letter-spacing:.01em;color:var(--dark-fg)}
  .logo-mark{flex-shrink:0;width:22px;height:22px;display:block}
  .nav-links{display:flex;gap:2.1rem}
  .nav-links a{font-size:14.5px;font-weight:400;letter-spacing:.02em;color:var(--dark-fg-2);position:relative;padding:4px 0;transition:color .25s ease}
  .nav-links a::after{content:"";position:absolute;bottom:0;left:0;width:0;height:1.5px;border-radius:2px;background:var(--mint-bright);transition:width .35s cubic-bezier(.16,1,.3,1)}
  .nav-links a:hover{color:var(--dark-fg)}
  .nav-links a:hover::after{width:100%}
  .nav-links a.active::after{width:100%;opacity:1}
  .nav-links a.active{color:var(--mint-bright)}
  .mobile-menu a.active{color:var(--mint-bright);background:color-mix(in srgb,var(--mint) 10%,transparent)}
  .nav-right{display:flex;align-items:center;gap:.9rem}
  .nav-cta{
    font-size:13.5px;font-weight:500;letter-spacing:.02em;
    background:var(--grad-cta);color:var(--dark-fg);
    padding:9px 18px;border-radius:9px;transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s ease;
    box-shadow:0 4px 18px -4px var(--mint-glow);
  }
  .nav-cta:hover{transform:translateY(-1.5px);box-shadow:var(--shadow-glow)}
  .lang-switch{display:flex;align-items:center;gap:3px;border:1px solid var(--dark-line);padding:3px;border-radius:99px;background:color-mix(in srgb, var(--dark-fg) 5%, transparent)}
  .lang-btn{
    background:none;border:none;padding:6px 13px;font-family:var(--font);font-size:13px;font-weight:500;
    cursor:pointer;color:var(--dark-fg-2);border-radius:99px;transition:all .2s ease;line-height:1;
  }
  .lang-btn:hover{color:var(--dark-fg)}
  .lang-btn.active{background:var(--mint);color:var(--seed-dark)}
  .menu-btn{display:none;background:none;border:none;cursor:pointer;font-size:1.4rem;color:var(--dark-fg)}
  .mobile-menu{
    position:fixed;top:0;right:-100%;width:300px;height:100vh;
    background:var(--bg-dark);border-left:1px solid var(--dark-line);z-index:120;
    padding:6rem 2rem 2rem;transition:right .45s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;gap:.4rem;
  }
  .mobile-menu.open{right:0}
  .mobile-menu a{font-family:var(--mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--dark-fg);padding:.95rem 0;border-bottom:1px solid var(--dark-line)}
  .mobile-menu .close{margin-left:auto;background:none;border:none;font-size:1.6rem;cursor:pointer;color:var(--dark-fg)}
  .overlay{position:fixed;inset:0;background:rgba(4,10,8,.55);z-index:110;opacity:0;pointer-events:none;transition:opacity .3s ease}
  .overlay.open{opacity:1;pointer-events:all}

  /* ============ Hero ============ */
  #hero{position:relative;padding:150px 0 0;color:var(--dark-fg)}
  #hero .wrap{position:relative;z-index:2}
  .hero-badge{
    display:inline-flex;align-items:center;gap:.6em;
    font-family:var(--mono);font-size:11px;letter-spacing:.15em;text-transform:uppercase;
    color:color-mix(in srgb, var(--dark-fg) 76%, var(--seed-accent));
    border:1px solid color-mix(in srgb, var(--dark-fg) 16%, transparent);
    background:linear-gradient(180deg, color-mix(in srgb, var(--dark-fg) 8%, transparent), color-mix(in srgb, var(--dark-fg) 3%, transparent));
    padding:7px 15px;border-radius:6px;margin-bottom:4vh;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  }
  .hero-badge .pulse{width:5px;height:5px;border-radius:50%;background:var(--mint-bright);box-shadow:0 0 7px color-mix(in srgb, var(--seed-accent) 75%, transparent);animation:pulse 2.6s ease-in-out infinite}
  @keyframes pulse{50%{opacity:.4;transform:scale(.85)}}
  #hero h1{text-align:center;max-width:16ch;margin:0 auto}
  #hero .hero-lead{text-align:center;max-width:56ch;margin:4.5vh auto 0}
  .cta-row{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap;margin-top:5vh}
  .btn{
    position:relative;font-family:var(--font);font-size:15px;font-weight:500;letter-spacing:.01em;
    padding:14px 28px;border-radius:10px;cursor:pointer;display:inline-flex;align-items:center;gap:.6em;
    transition:transform .35s cubic-bezier(.16,1,.3,1),box-shadow .35s ease,background .35s ease,color .35s ease,border-color .35s ease;
  }
  .btn.solid{background:var(--grad-cta);color:#FFFFFF;border:none;box-shadow:0 6px 22px -8px var(--mint-glow),inset 0 1px 0 rgba(255,255,255,.26)}
  .btn.solid:hover{transform:translateY(-2px);box-shadow:0 14px 34px -10px var(--mint-glow),inset 0 1px 0 rgba(255,255,255,.3)}
  .btn.ghost{background:color-mix(in srgb, var(--dark-fg) 4%, transparent);color:var(--dark-fg);border:1px solid color-mix(in srgb, var(--dark-fg) 20%, transparent);backdrop-filter:blur(8px)}
  .btn.ghost:hover{background:color-mix(in srgb, var(--seed-accent) 16%, transparent);border-color:color-mix(in srgb, var(--seed-accent) 40%, transparent);color:var(--dark-fg)}
  .btn.phone{background:color-mix(in srgb, var(--dark-fg) 5%, transparent);color:var(--mint-bright);border:1px solid color-mix(in srgb, var(--seed-accent) 45%, transparent)}
  .btn.phone:hover{background:color-mix(in srgb, var(--seed-accent) 18%, transparent);transform:translateY(-2.5px)}
  .hero-meta{display:flex;gap:2.4em;justify-content:center;flex-wrap:wrap;margin-top:5vh;font-family:var(--mono);font-size:15px;letter-spacing:.14em;text-transform:uppercase;color:var(--dark-fg-2)}
  .hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--mint);display:inline-block;margin-right:.7em;vertical-align:middle}
  .ai-note{margin-top:1.6vh;text-align:center;font-family:var(--mono);font-size:15px;letter-spacing:.14em;color:rgba(233,247,240,.42)}

  /* ---- product mock (glass dashboard) ---- */
  .hero-visual{position:relative;z-index:2;max-width:920px;margin:9vh auto -90px;padding:0 5vw}
  .mock{
    position:relative;border-radius:18px;overflow:hidden;
    background:linear-gradient(180deg, color-mix(in srgb, var(--dark-fg) 9%, transparent), color-mix(in srgb, var(--dark-fg) 4%, transparent));
    border:1px solid color-mix(in srgb, var(--dark-fg) 14%, transparent);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    box-shadow:0 30px 90px -20px rgba(0,0,0,.55), 0 0 80px -30px var(--mint-glow);
  }
  .mock::before{content:"";position:absolute;top:0;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,color-mix(in srgb, var(--mint-bright) 50%, transparent),transparent)}
  .mock-head{display:flex;align-items:center;gap:1rem;padding:16px 20px;border-bottom:1px solid var(--dark-line)}
  .mock-dots{display:flex;gap:6px}
  .mock-dots i{width:9px;height:9px;border-radius:50%;background:color-mix(in srgb, var(--dark-fg) 16%, transparent)}
  .mock-title{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--dark-fg-2)}
  .mock-live{margin-left:auto;display:inline-flex;align-items:center;gap:.55em;font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--mint-bright);border:1px solid color-mix(in srgb, var(--seed-accent) 40%, transparent);padding:3px 10px;border-radius:99px}
  .mock-live i{width:5px;height:5px;border-radius:50%;background:var(--mint-bright);animation:pulse 1.8s ease-in-out infinite}
  .mock-body{display:grid;grid-template-columns:1.1fr .9fr;gap:0}
  .mock-stats{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:22px 20px;border-right:1px solid var(--dark-line)}
  .mstat .ms-nb{font-size:clamp(1.7rem,3vw,2.4rem);font-weight:300;letter-spacing:-.02em;color:var(--dark-fg);font-feature-settings:"tnum"}
  .mstat .ms-nb .unit{font-size:.42em;color:var(--mint-bright);margin-left:.1em}
  .mstat label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--dark-fg-3);margin-top:.6em}
  .mstat.acc .ms-nb{color:var(--mint-bright)}
  .mock-chart{grid-column:1 / -1;padding:6px 20px 0}
  .mock-chart svg{width:100%;height:auto;display:block}
  .mock-chart .bar{fill:url(#barGrad);opacity:0;transform:scaleY(0);transform-origin:bottom;transition:opacity .7s ease,transform .9s cubic-bezier(.16,1,.3,1)}
  .on .mock-chart .bar{opacity:1;transform:scaleY(1)}
  .mock-rows{display:flex;flex-direction:column;padding:18px 12px 18px 0}
  .mrow{display:flex;align-items:center;gap:.9em;padding:13px 20px;border-radius:10px;transition:background .25s ease}
  .mrow:hover{background:color-mix(in srgb, var(--dark-fg) 5%, transparent)}
  .mrow .mcheck{flex-shrink:0;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px}
  .mrow.ok .mcheck{background:color-mix(in srgb, var(--seed-accent) 25%, transparent);color:var(--mint-bright)}
  .mrow.pend .mcheck{background:color-mix(in srgb, var(--teal) 25%, transparent);color:var(--teal)}
  .mrow .mname{font-size:13.5px;color:var(--dark-fg-2);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mrow .mname b{color:var(--dark-fg);font-weight:500;font-feature-settings:"tnum"}
  .mrow .mtag{flex-shrink:0;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;padding:4px 9px;border-radius:99px}
  .mrow .mtag.ok{color:var(--mint-bright);background:color-mix(in srgb, var(--seed-accent) 14%, transparent)}
  .mrow .mtag.pend{color:var(--teal);background:color-mix(in srgb, var(--teal) 14%, transparent)}
  .mock-scan{position:absolute;left:0;right:0;height:70px;top:-80px;pointer-events:none;background:linear-gradient(180deg,transparent,color-mix(in srgb, var(--seed-accent) 7%, transparent),transparent);animation:scanY 5.5s ease-in-out infinite}
  @keyframes scanY{0%,100%{transform:translateY(0)}50%{transform:translateY(340px)}}
  /* floating chips */
  .chip{
    position:absolute;z-index:3;display:flex;align-items:center;gap:.6em;
    font-size:12.5px;font-weight:400;color:var(--dark-fg);
    background:color-mix(in srgb, var(--seed-dark) 70%, transparent);
    border:1px solid color-mix(in srgb, var(--seed-accent) 35%, transparent);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    padding:10px 16px;border-radius:12px;box-shadow:0 14px 40px -10px rgba(0,0,0,.5);
    animation:chipFloat 7s ease-in-out infinite;
  }
  .chip .cdot{width:7px;height:7px;border-radius:2px;background:var(--mint-bright);box-shadow:0 0 8px var(--mint-glow)}
  .chip-1{top:-22px;left:-34px}
  .chip-2{bottom:34px;right:-30px;animation-delay:2.4s}
  @keyframes chipFloat{50%{transform:translateY(-12px)}}
  @media(max-width:900px){.chip{display:none}.mock-body{grid-template-columns:1fr}.mock-stats{border-right:none;border-bottom:1px solid var(--dark-line)}.mock-rows{padding-left:12px}}

  /* ---- hero KPI strip ---- */
  .kpi-row{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;
    padding:110px 5vw 0;position:relative;z-index:2;max-width:1200px;margin:0 auto;
  }
  .kpi-cell{
    background:linear-gradient(180deg, color-mix(in srgb, var(--dark-fg) 7%, transparent), color-mix(in srgb, var(--dark-fg) 3%, transparent));
    border:1px solid color-mix(in srgb, var(--dark-fg) 12%, transparent);border-radius:14px;
    padding:24px 22px;backdrop-filter:blur(10px);
    transition:transform .4s cubic-bezier(.16,1,.3,1),border-color .4s ease,box-shadow .4s ease;
  }
  .kpi-cell:hover{transform:translateY(-4px);border-color:color-mix(in srgb, var(--seed-accent) 40%, transparent);box-shadow:var(--shadow-glow)}
  .kpi-cell .lbl{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--dark-fg-3);margin-bottom:1.5vh}
  .kpi-cell .nb{font-size:clamp(2.1rem,3.6vw,3rem);font-weight:300;line-height:1;letter-spacing:-.025em;color:var(--dark-fg);font-feature-settings:"tnum"}
  .kpi-cell .nb .unit{font-size:.32em;color:var(--mint-bright);margin-left:.15em;vertical-align:.55em;font-family:var(--font)}
  .kpi-cell.accent .nb{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
  .kpi-cell .note{font-family:var(--font-zh);font-size:13px;color:var(--dark-fg-3);margin-top:1.4vh;line-height:1.6}
  @media(max-width:900px){.kpi-row{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:520px){.kpi-row{grid-template-columns:1fr}}

  /* ============ About / timeline ============ */
  .about-grid{display:grid;grid-template-columns:5fr 7fr;gap:5vw;align-items:start}
  @media(max-width:900px){.about-grid{grid-template-columns:1fr;gap:4rem}}
  .timeline-v{position:relative;margin-top:1vh}
  .timeline-v::before{content:"";position:absolute;left:7px;top:12px;bottom:12px;width:1px;background:linear-gradient(to bottom,var(--mint),color-mix(in srgb, var(--seed-accent) 15%, transparent))}
  .tl-node{position:relative;display:grid;grid-template-columns:15px 1fr;gap:1.6rem;padding:2.1rem 0;align-items:baseline}
  .tl-node .dot{width:15px;height:15px;border-radius:50%;background:var(--surface);border:3px solid var(--mint);justify-self:center;transform:translateX(.5px);box-shadow:0 0 0 6px color-mix(in srgb, var(--seed-accent) 14%, transparent)}
  .tl-node.accent .dot{background:var(--mint);box-shadow:0 0 0 6px color-mix(in srgb, var(--seed-accent) 22%, transparent)}
  .tl-node .yr{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;color:var(--text-3);margin-bottom:.4rem}
  .tl-node.accent .yr{color:var(--mint-deep)}
  .tl-node .ttl{font-weight:500;font-size:19px;line-height:1.35;letter-spacing:-.01em;margin-bottom:.5rem}
  .tl-node .desc{font-size:15px;line-height:1.8;color:var(--text-3);max-width:58ch}

  /* ============ Bento services ============ */
  .bento{display:grid;grid-template-columns:repeat(6,1fr);gap:1.2rem}
  .bcard{
    position:relative;display:flex;flex-direction:column;gap:.9rem;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--seed-radius);
    padding:1.9rem 1.8rem 1.8rem;box-shadow:var(--shadow-card);overflow:hidden;
    transition:transform .45s cubic-bezier(.16,1,.3,1),box-shadow .45s ease,border-color .45s ease;
  }
  .bcard::after{
    content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .45s ease;
    background:radial-gradient(420px 200px at 20% 0%, color-mix(in srgb, var(--seed-accent) 10%, transparent), transparent 70%);
  }
  .bcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:color-mix(in srgb, var(--seed-accent) 42%, transparent)}
  .bcard:hover::after{opacity:1}
  .bcard .bic{
    width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;
    background:color-mix(in srgb, var(--seed-accent) 14%, transparent);
    border:1px solid color-mix(in srgb, var(--seed-accent) 25%, transparent);
  }
  .bcard .bic svg{width:20px;height:20px;stroke:var(--mint-deep);stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
  .bcard .bnum{position:absolute;top:1.6rem;right:1.7rem;font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--text-3);opacity:.65}
  .bcard .btitle{font-weight:500;font-size:1.16rem;letter-spacing:-.01em;line-height:1.35}
  .bcard .bdesc{font-size:14.5px;line-height:1.8;color:var(--text-3)}
  .bcard .bextra{margin-top:auto;padding-top:1rem}
  .b-span-3{grid-column:span 3}
  .b-span-2{grid-column:span 2}
  .b-span-4{grid-column:span 4}
  @media(max-width:1000px){.b-span-3,.b-span-2,.b-span-4{grid-column:span 3}}
  @media(max-width:680px){.b-span-3,.b-span-2,.b-span-4{grid-column:span 6}}
  /* reconciliation progress inside wide card */
  .prog{display:flex;flex-direction:column;gap:.8rem;margin-top:.4rem}
  .prog-row{display:flex;align-items:center;gap:1rem;font-size:12.5px;color:var(--text-3)}
  .prog-row .pl{width:92px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase}
  .prog-row .pt{flex:1;height:6px;border-radius:99px;background:color-mix(in srgb, var(--seed-fg) 7%, var(--seed-bg));overflow:hidden}
  .prog-row .pt i{display:block;height:100%;border-radius:99px;background:var(--grad-cta);width:0;transition:width 1.4s cubic-bezier(.16,1,.3,1)}
  .on .prog-row .pt i{width:var(--w)}
  .prog-row .pv{font-feature-settings:"tnum";color:var(--text-2);font-weight:400}

  /* ============ Data flow pipeline ============ */
  .flow{display:flex;align-items:stretch;gap:.6rem;margin-top:4vh}
  .flow-node{flex:1;display:flex;flex-direction:column;align-items:center;gap:.8rem;text-align:center;position:relative}
  .flow-node .box{
    width:100%;padding:22px 8px 20px;border-radius:13px;
    border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-card);
    display:flex;flex-direction:column;align-items:center;gap:.7rem;
    font-weight:500;font-size:16.5px;letter-spacing:-.01em;
    transition:transform .4s cubic-bezier(.16,1,.3,1),box-shadow .4s ease,border-color .4s ease;
  }
  .flow-node .box .fi{width:26px;height:26px;stroke:var(--mint-deep);stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
  .flow-node:hover .box{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:color-mix(in srgb, var(--seed-accent) 40%, transparent)}
  .flow-node.accent .box{border-color:color-mix(in srgb, var(--seed-accent) 45%, transparent);color:var(--mint-deep)}
  .flow-node.accent-fill .box{
    background:var(--grad-cta);border-color:transparent;color:var(--dark-fg);box-shadow:var(--shadow-glow);
  }
  .flow-node.accent-fill .box .fi{stroke:var(--dark-fg)}
  .flow-node .cap{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-3)}
  .flow-line{flex:0 0 34px;align-self:center;position:relative;height:2px;border-radius:2px;background:color-mix(in srgb, var(--seed-accent) 35%, transparent);overflow:visible;margin-top:-26px}
  .flow-line::after{
    content:"";position:absolute;top:-2.5px;left:0;width:7px;height:7px;border-radius:50%;
    background:var(--mint-bright);box-shadow:0 0 12px var(--mint-glow),0 0 4px var(--mint);
    animation:flowMove 3s cubic-bezier(.45,0,.55,1) infinite;
  }
  @keyframes flowMove{0%{left:-4px;opacity:0}12%{opacity:1}88%{opacity:1}100%{left:calc(100% - 3px);opacity:0}}
  @media(max-width:900px){
    .flow{flex-direction:column;gap:1.6rem}
    .flow-line{display:none}
    .flow-node{flex-direction:row;text-align:left;gap:1.2rem}
    .flow-node .box{flex-direction:row;padding:16px 20px;gap:1rem}
    .flow-node .cap{margin-left:auto}
  }

  /* ============ Quote ============ */
  #quote{text-align:center}
  #quote .kicker{justify-content:center}
  #quote .kicker::before{background:var(--mint-bright)}
  #quote blockquote{
    font-weight:300;font-size:calc(clamp(1.7rem,4.6vw,3.4rem)*var(--seed-type));
    line-height:1.24;letter-spacing:-.015em;max-width:24ch;margin:0 auto;position:relative;z-index:2;
  }
  #quote blockquote .green{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
  #quote .credit{margin-top:5.5vh;font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--dark-fg-3);position:relative;z-index:2}

  /* ============ Contact ============ */
  .contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
  @media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
  .contact-cell{
    background:var(--surface);padding:2.4rem 2.1rem;display:flex;flex-direction:column;gap:1rem;min-height:200px;
    border:1px solid var(--line);border-radius:var(--seed-radius);box-shadow:var(--shadow-card);
    transition:transform .4s cubic-bezier(.16,1,.3,1),box-shadow .4s ease,border-color .4s ease;
  }
  .contact-cell:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:color-mix(in srgb, var(--seed-accent) 40%, transparent)}
  .contact-cell .tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--mint-deep)}
  .contact-cell .val{font-size:clamp(1.25rem,2.3vw,1.7rem);font-weight:300;letter-spacing:-.015em;line-height:1.35;word-break:break-all;font-feature-settings:"tnum"}
  .contact-cell .val.small{font-size:clamp(1.05rem,1.9vw,1.35rem)}
  .contact-cell .val a{border-bottom:1px solid color-mix(in srgb, var(--seed-accent) 55%, transparent);padding-bottom:2px;transition:color .3s ease}
  .contact-cell .val a:hover{color:var(--mint-deep)}
  .contact-cell .note{font-size:14px;color:var(--text-3);line-height:1.7}
  .contact-cta{margin-top:5vh;display:flex;gap:1.1rem;align-items:center;flex-wrap:wrap}
  .contact-cta .btn.solid{color:#FFFFFF}
  .contact-cta .btn.solid:hover{color:#FFFFFF}
  .contact-cta .btn.ghost-l{background:transparent;color:var(--ink);border:1px solid color-mix(in srgb, var(--seed-accent) 55%, transparent)}
  .contact-cta .btn.ghost-l:hover{background:var(--grad-cta);color:#FFFFFF;border-color:transparent;box-shadow:var(--shadow-glow)}
  .contact-panel{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin-top:7vh}
  .qr-box{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--seed-radius);
    box-shadow:var(--shadow-card);padding:2.2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:1rem;text-align:center;max-width:340px;transition:transform .4s cubic-bezier(.16,1,.3,1),box-shadow .4s ease;
  }
  .qr-box:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}
  .qr-img{width:200px;height:200px;border-radius:12px;background:#FFFFFF;box-shadow:0 6px 20px color-mix(in srgb, var(--seed-fg) 9%, transparent);object-fit:contain;display:block}
  .qr-cap{font-weight:500;font-size:1.05rem;letter-spacing:-.01em}

  /* ============ Footer (dark) ============ */
  footer{padding:8vh 0 4vh;color:var(--dark-fg);position:relative;overflow:hidden}
  footer::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
      radial-gradient(600px 280px at 10% 0%, color-mix(in srgb, var(--seed-accent) 10%, transparent), transparent 60%),
      radial-gradient(500px 260px at 90% 100%, color-mix(in srgb, var(--seed-primary) 12%, transparent), transparent 60%);
  }
  footer .wrap{position:relative;z-index:2}
  footer::after{
    content:"";position:absolute;top:0;left:10%;right:10%;height:1px;
    background:linear-gradient(90deg,transparent,color-mix(in srgb, var(--seed-accent) 55%, transparent),transparent);
  }
  .foot-top{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem;flex-wrap:wrap;padding-bottom:4.5vh}
  .foot-brand{display:flex;flex-direction:column;gap:1.1rem;max-width:34ch}
  .foot-brand .name{font-size:1.6rem;font-weight:400;letter-spacing:-.01em;color:var(--dark-fg)}
  .foot-brand .slogan{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dark-fg-3)}
  .foot-brand .note{font-size:14px;color:var(--dark-fg-2);line-height:1.8}
  .foot-cols{display:flex;gap:5rem;flex-wrap:wrap}
  .foot-col .ttl{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--dark-fg-3);margin-bottom:1.4rem}
  .foot-col a{display:block;font-size:14px;padding:.32rem 0;color:var(--dark-fg-2);transition:color .3s ease}
  .foot-col a:hover{color:var(--mint-bright)}
  .foot-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid var(--dark-line);padding-top:2.4vh;font-size:12.5px;color:var(--dark-fg-3)}
  .foot-bottom a{color:var(--dark-fg-3);border-bottom:1px solid var(--dark-line);transition:color .3s ease}
  .foot-bottom a:hover{color:var(--mint-bright)}
  .beian{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}
  .beian a{display:inline-flex;align-items:center;gap:5px}
  .beian img{width:14px;height:14px;vertical-align:middle;display:inline-block}

  /* ============ Reveal & stagger ============ */
  [data-anim]{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}
  [data-anim].on{opacity:1;transform:none}
  .bento[data-anim] .bcard,.kpi-row[data-anim] .kpi-cell,.contact-grid[data-anim] .contact-cell{
    opacity:0;transform:translateY(24px);
    transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1);
  }
  .bento.on .bcard,.kpi-row.on .kpi-cell,.contact-grid.on .contact-cell{opacity:1;transform:none}
  .bento.on .bcard:nth-child(2),.kpi-row.on .kpi-cell:nth-child(2),.contact-grid.on .contact-cell:nth-child(2){transition-delay:.08s}
  .bento.on .bcard:nth-child(3),.kpi-row.on .kpi-cell:nth-child(3),.contact-grid.on .contact-cell:nth-child(3){transition-delay:.16s}
  .bento.on .bcard:nth-child(4),.kpi-row.on .kpi-cell:nth-child(4){transition-delay:.24s}
  .bento.on .bcard:nth-child(5){transition-delay:.3s}
  .bento.on .bcard:nth-child(6){transition-delay:.36s}
  .bento.on .bcard:nth-child(7){transition-delay:.42s}
  .bento.on .bcard:nth-child(8){transition-delay:.48s}
  .bento.on .bcard:nth-child(9){transition-delay:.54s}
  @media(prefers-reduced-motion:reduce){
    *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
    [data-anim],.bento[data-anim] .bcard,.kpi-row[data-anim] .kpi-cell,.contact-grid[data-anim] .contact-cell{opacity:1;transform:none}
  }

  @media(max-width:900px){
    .nav-links,.nav-cta{display:none}
    .menu-btn{display:inline-block}
    .section-head{grid-template-columns:1fr;gap:1.5rem}
    .hero-visual{margin-bottom:-60px}
    .kpi-row{padding-top:90px}
  }

  /* ============ Detail polish · 细节质感增强（不改变整体风格） ============ */
  #scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,#2E8C74,#6EB8A6);z-index:300;transition:width .1s linear}
  @keyframes breathGlow{0%,100%{opacity:.7;transform:scale(1)}50%{opacity:1;transform:scale(1.07)}}
  #hero .glow{animation:breathGlow 9s ease-in-out infinite}
  #hero .glow-2{animation:breathGlow 13s ease-in-out infinite;animation-delay:3s}
  .hero-frame{position:absolute;inset:6vh 3vw;pointer-events:none;z-index:1}
  #hero.dark .hero-frame i{border-color:rgba(110,184,166,.55)}
  .hero-frame i{position:absolute;width:16px;height:16px;border:0 solid rgba(110,184,166,.5)}
  .hero-frame i:nth-child(1){top:0;left:0;border-top-width:1.5px;border-left-width:1.5px}
  .hero-frame i:nth-child(2){top:0;right:0;border-top-width:1.5px;border-right-width:1.5px}
  .hero-frame i:nth-child(3){bottom:0;left:0;border-bottom-width:1.5px;border-left-width:1.5px}
  .hero-frame i:nth-child(4){bottom:0;right:0;border-bottom-width:1.5px;border-right-width:1.5px}
  @media(max-width:900px){.hero-frame{display:none}}
  @keyframes flowPulse{0%,100%{opacity:.22;transform:translateX(-3px)}50%{opacity:1;transform:translateX(3px)}}
  .flow-arrow::after{animation:flowPulse 1.7s ease-in-out infinite}
  .flow-arrow:nth-child(even)::after{animation-delay:.85s}
  .step{transition:box-shadow .4s ease,transform .4s ease,border-color .4s ease}
  .step:hover{box-shadow:0 0 0 1px rgba(110,184,166,.3),0 18px 46px rgba(110,184,166,.20);border-color:rgba(110,184,166,.55)}
  .brand{letter-spacing:.05em}
  .brand .logo-mark{filter:drop-shadow(0 0 5px rgba(110,184,166,.5))}
  .btn.solid:hover{box-shadow:0 12px 30px rgba(110,184,166,.28),inset 0 1px 0 rgba(255,255,255,.3)}
  .btn.phone:hover{box-shadow:0 12px 30px rgba(110,184,166,.24)}
  .btn.light:hover{box-shadow:0 12px 30px rgba(110,184,166,.18)}
  .accent{text-shadow:0 0 24px rgba(110,184,166,.16)}
  @media (prefers-reduced-motion:reduce){#hero .glow,#hero .glow-2,.flow-arrow::after{animation:none}}


/* ============================================================
   Multi-page additions · 子页面与右侧浮动联系方式条
   ============================================================ */

/* ---------- Sub-page hero ---------- */
.page-hero{position:relative;padding:104px 0 56px;background:var(--seed-dark);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(1200px 500px at 80% -10%,rgba(110,184,166,.18),transparent 60%),
  radial-gradient(900px 420px at 10% 120%,rgba(46,140,116,.16),transparent 55%),
  linear-gradient(180deg,rgba(7,20,16,.2),rgba(7,20,16,.55));pointer-events:none}
.page-hero::after{content:"";position:absolute;inset:0;background-image:
  linear-gradient(rgba(233,247,240,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(233,247,240,.04) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;mask-image:radial-gradient(700px 400px at 60% 20%,#000 30%,transparent 75%)}
.page-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;gap:8px;align-items:center;font:500 12px/1 var(--font);letter-spacing:.14em;color:var(--dark-fg-3);margin-bottom:18px;text-transform:uppercase}
.crumb a{color:var(--dark-fg-3);text-decoration:none;transition:color .3s}
.crumb a:hover{color:var(--mint)}
.crumb .sep{opacity:.5}
.page-hero h1{font-size:clamp(34px,5.2vw,58px);line-height:1.08;letter-spacing:-.02em;margin:0 0 18px;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero .lead{max-width:720px;color:var(--dark-fg-2);font-size:clamp(15px,1.6vw,17px);line-height:1.8;margin:0}
.page-hero .meta-row{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:30px;padding-top:24px;border-top:1px solid var(--dark-line)}
.page-hero .meta-row .mi{display:flex;flex-direction:column;gap:4px}
.page-hero .meta-row .mi b{font:600 22px/1.1 var(--font);color:var(--mint-bright);letter-spacing:.01em}
.page-hero .meta-row .mi span{font-size:12px;color:var(--dark-fg-3);letter-spacing:.04em}

/* ---------- Sub-page section layout ---------- */
.sub-section{padding:88px 0}
.sub-section.alt{background:color-mix(in srgb,var(--seed-bg) 78%,var(--mint) 4%)}
.sub-section .kicker{color:var(--mint-deep)}
.sub-section.dark-band{background:var(--seed-dark);color:var(--dark-fg)}
.sub-section.dark-band .kicker{color:var(--mint)}
.sub-section.dark-band .h2{color:var(--dark-fg)}
.sub-section.dark-band .lead{color:var(--dark-fg-2)}
.sub-head{max-width:760px;margin:0 auto 52px;text-align:center}
.sub-head .kicker{justify-content:center}
.sub-head .kicker::before{left:auto;right:auto;margin:auto 0}
.sub-head h2{font-size:clamp(26px,3.6vw,40px);line-height:1.15;letter-spacing:-.02em;margin:14px 0 14px;color:inherit}
.sub-head .lead{color:var(--text-2);font-size:15.5px;line-height:1.8;margin:0}
.dark-band .sub-head .lead{color:var(--dark-fg-2)}

/* ---------- Feature rows (features page) ---------- */
.feature-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;padding:52px 0;border-bottom:1px solid var(--line)}
.feature-row:last-child{border-bottom:none}
.feature-row.rev .fr-txt{order:2}
.feature-row .fr-txt .h3{font-size:clamp(20px,2.4vw,27px);margin:0 0 12px;letter-spacing:-.01em}
.feature-row .fr-txt p{color:var(--text-2);line-height:1.85;font-size:15px;margin:0 0 18px}
.feature-row .fr-txt ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.feature-row .fr-txt ul li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--text-2);line-height:1.6}
.feature-row .fr-txt ul li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint-deep);margin-top:7px;flex:none;box-shadow:0 0 8px var(--mint-glow)}
.feature-row .fr-visual{position:relative}
.feature-row .fr-visual .glass{position:relative;border:1px solid rgba(46,140,116,.28);border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.7),rgba(244,250,247,.95));box-shadow:var(--shadow-lift);padding:26px;overflow:hidden}
.feature-row .fr-visual .glass::after{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(110,184,166,.8),transparent)}
.feature-row .fr-visual .gt{font:600 13px/1 var(--font);letter-spacing:.08em;color:var(--mint-deep);margin-bottom:16px}
.feature-row .fr-visual .gn{font:700 clamp(30px,3.6vw,46px)/1.1 var(--font);color:var(--seed-fg);letter-spacing:-.02em}
.feature-row .fr-visual .gn small{font-size:.55em;color:var(--text-3);font-weight:500}
.feature-row .fr-visual .gsub{font-size:13.5px;color:var(--text-2);margin-top:8px;line-height:1.7}
.bar-list{display:flex;flex-direction:column;gap:14px;margin-top:18px}
.bar-list .bl{display:flex;flex-direction:column;gap:6px}
.bar-list .bl .blh{display:flex;justify-content:space-between;font:500 12.5px/1 var(--font);color:var(--text-2)}
.bar-list .bl .blt{height:8px;border-radius:99px;background:color-mix(in srgb,var(--seed-fg) 8%,var(--seed-bg));overflow:hidden}
.bar-list .bl .blt i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--mint),var(--mint-deep));width:0;transition:width 1.2s cubic-bezier(.22,1,.36,1)}
.bar-list.on .bl .blt i{animation:growBar 1.2s cubic-bezier(.22,1,.36,1) forwards}
@keyframes growBar{from{width:0}}
@media(max-width:860px){.feature-row{grid-template-columns:1fr;gap:30px;padding:36px 0}.feature-row.rev .fr-txt{order:0}}

/* ---------- Solution cards (solutions page) ---------- */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.sol-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--seed-radius);padding:26px;box-shadow:var(--shadow-card);transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;overflow:hidden}
.sol-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--mint),var(--mint-deep));opacity:0;transition:opacity .35s}
.sol-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:rgba(46,140,116,.4)}
.sol-card:hover::before{opacity:1}
.sol-card .sic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--mint) 14%,var(--seed-bg));color:var(--mint-deep);margin-bottom:16px}
.sol-card .sic svg{width:22px;height:22px}
.sol-card .h3{font-size:17.5px;margin:0 0 10px;letter-spacing:-.01em}
.sol-card p{font-size:14px;color:var(--text-2);line-height:1.75;margin:0 0 16px}
.sol-card .tags{display:flex;flex-wrap:wrap;gap:8px}
.sol-card .tags span{font-size:11.5px;color:var(--mint-deep);background:color-mix(in srgb,var(--mint) 12%,var(--seed-bg));padding:4px 10px;border-radius:99px;font-weight:500}
@media(max-width:1000px){.sol-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.sol-grid{grid-template-columns:1fr}}

/* ---------- Case cards (cases page) ---------- */
.case-card{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:40px;background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-card);overflow:hidden;transition:transform .35s ease,box-shadow .35s ease}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}
.case-card + .case-card{margin-top:28px}
.case-body{padding:34px 6px 34px 34px}
.case-body .c-tag{display:inline-block;font:500 11.5px/1 var(--font);letter-spacing:.1em;color:var(--mint-deep);background:color-mix(in srgb,var(--mint) 12%,var(--seed-bg));padding:6px 12px;border-radius:99px;margin-bottom:16px;text-transform:uppercase}
.case-body h3{font-size:clamp(19px,2.2vw,25px);letter-spacing:-.01em;margin:0 0 12px}
.case-body .c-desc{color:var(--text-2);font-size:14.5px;line-height:1.8;margin:0 0 18px}
.case-body .c-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.case-body .c-stats .cs b{font:700 clamp(20px,2.2vw,28px)/1.1 var(--font);color:var(--mint-deep);letter-spacing:-.01em}
.case-body .c-stats .cs span{display:block;font-size:12px;color:var(--text-3);margin-top:5px}
.case-body .c-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.case-body .c-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.65}
.case-body .c-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint-deep);margin-top:7px;flex:none}
.case-visual{position:relative;background:var(--seed-dark);min-height:260px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.case-visual::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(110,184,166,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(110,184,166,.08) 1px,transparent 1px);background-size:32px 32px;mask-image:radial-gradient(420px 320px at 50% 50%,#000 30%,transparent 78%)}
.case-visual .cv-chip{position:relative;z-index:2}
.case-visual .cv-chip .cv-row{display:flex;align-items:center;gap:8px;background:rgba(233,247,240,.06);border:1px solid rgba(110,184,166,.3);border-radius:10px;padding:9px 14px;font:500 13px/1 var(--font);color:var(--dark-fg);margin:6px 0}
.case-visual .cv-chip .cv-row.ok i{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint)}
.case-visual .cv-chip .cv-row.pend i{width:8px;height:8px;border-radius:50%;background:#F0B35C;box-shadow:0 0 10px rgba(240,179,92,.8)}
@media(max-width:860px){.case-card{grid-template-columns:1fr}.case-body{padding:26px 22px}}

/* ---------- Timeline (about page) ---------- */
.tl-wide{max-width:820px;margin:0 auto}
.tl-node .yr{color:var(--mint-deep)}

/* ---------- Contact form ---------- */
.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-card);padding:34px;margin-top:8px}
.contact-form .grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form label{display:block;font:500 13px/1 var(--font);color:var(--text-2);margin-bottom:8px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;box-sizing:border-box;background:var(--seed-bg);border:1px solid var(--line);border-radius:11px;padding:12px 14px;font:400 14px/1.5 var(--font);color:var(--seed-fg);outline:none;transition:border-color .25s,box-shadow .25s}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--mint-deep);box-shadow:0 0 0 3px rgba(46,140,116,.14)}
.contact-form .field{margin-bottom:16px}
.contact-form textarea{min-height:120px;resize:vertical}
.contact-form .btn{width:100%;justify-content:center}
.contact-form .hint{font-size:12px;color:var(--text-3);margin-top:10px;text-align:center}
@media(max-width:640px){.contact-form .grid2{grid-template-columns:1fr}.contact-form{padding:24px}}

/* ---------- CTA band ---------- */
.cta-band{position:relative;background:var(--seed-dark);padding:84px 0;overflow:hidden;text-align:center}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 50% 0%,rgba(110,184,166,.18),transparent 65%);pointer-events:none}
.cta-band .wrap{position:relative;z-index:2}
.cta-band h2{font-size:clamp(26px,4vw,42px);color:var(--dark-fg);letter-spacing:-.02em;margin:0 0 14px}
.cta-band p{color:var(--dark-fg-2);font-size:15.5px;line-height:1.8;max-width:640px;margin:0 auto 30px}
.cta-band .cta-row{justify-content:center}

/* ---------- Right floating contact dock ---------- */
.side-dock{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:900;display:flex;flex-direction:column;gap:12px}
.side-dock .dk-btn{position:relative;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,color-mix(in srgb,var(--seed-accent) 80%,#fff 20%),var(--seed-primary));color:#fff;box-shadow:0 8px 24px rgba(46,140,116,.35),inset 0 1px 0 rgba(255,255,255,.25);cursor:pointer;border:none;transition:transform .25s,box-shadow .25s;text-decoration:none}
.side-dock .dk-btn:hover{transform:scale(1.08);box-shadow:0 12px 30px rgba(46,140,116,.45)}
.side-dock .dk-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.side-dock .dk-btn .dk-tip{position:absolute;right:64px;top:50%;transform:translateY(-50%) translateX(6px);white-space:nowrap;background:var(--seed-dark);color:var(--dark-fg);font:500 12.5px/1 var(--font);padding:9px 13px;border-radius:9px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:var(--shadow-lift);border:1px solid var(--dark-line)}
.side-dock .dk-btn:hover .dk-tip{opacity:1;transform:translateY(-50%) translateX(0)}
.side-dock .dk-btn .dk-tip::after{content:"";position:absolute;right:-5px;top:50%;transform:translateY(-50%) rotate(45deg);width:9px;height:9px;background:var(--seed-dark);border-right:1px solid var(--dark-line);border-top:1px solid var(--dark-line)}
.side-dock .dk-panel{position:absolute;right:64px;top:50%;transform:translateY(-50%) scale(.92);transform-origin:right center;width:150px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-lift);padding:12px;text-align:center;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.side-dock .dk-panel.open{opacity:1;pointer-events:auto;transform:translateY(-50%) scale(1)}
.side-dock .dk-panel img{width:118px;height:118px;border-radius:8px;display:block;margin:0 auto 8px;border:1px solid var(--line)}
.side-dock .dk-panel span{font:500 12px/1.4 var(--font);color:var(--text-2)}
.side-dock .dk-top{margin-top:6px}
@media(max-width:760px){.side-dock{right:12px;gap:9px}.side-dock .dk-btn{width:44px;height:44px}.side-dock .dk-btn .dk-tip,.side-dock .dk-panel{display:none}}